Mackie Big Knob Studio Command System User's Manual
Contents
1. BAL UI INBAL MACKIE BIG KN B DESIGNED BY MACKOIDS IN WOODINVILE WA USA BIG KNOB amp MACKIE ARE TRADEMARKS OF LOUD TECHNOLOGIES INC COPYRIGHT 2004 Operation Guide Big Knob Block Diagram 39unos OIANLS SINOHd o pL t lt MN 09210 pem Y 1NANI XIN 1nd1no2. Big Knob Block Diagram E OPRN Big Knob Limited W 19 Ig no Imite arranty 99090909009090000000000000000000000000000000000000000000000000000000000000000000000000 Please write your serial number here for future reference i e insurance claims tech support return authorization etc Purchased at Don t forget to visit our website at www mackie com for more information about this and other Mackie products Operation Guide Date of purchase Part No 0009001 Rev B 4 04 02004 LOUD Technologies Inc All Rights Reserved Introduction Thank you for choosing the Mackie Big Knob your signal routing and monitoring solution for your DAW based studio Big Knob provides a control room matrix and the basic features of an expensive mixer but tailored for the requirements of your DAW Digital Audio Workstation environment These features include selecting up to four separate stereo input sources monitoring through three dif ferent speakers for A B C comparisons providing a separate headphone mix and a studio output for the talent and a built in talkback mic for slate to tape and headphone cueing In other words it gives you everything you need from a mixer without the stuff you don t need MACKIE INPUT OOLO O80 O00 080 24 O INPUT SOURCE SELECT 2 TRACK PHONO MIX B PHONES Ir STUDIO OUTS 14 17 O Getting Star
3. MACKIE INPUT INPUT SOURCE SELECT 8 9 EN EN 8 2 TRACK 2 TRACK PHONO 24 Q A B 0 4 PHONES Mr STUDIO OUTS PHONES VOLUME 1 STUDIO OUTS a SOURCE 08 INPUT SOURCE S OFF 2 PHONES MIX NO ON LEVEL O BIG Operation Guide BIG KNOB STUDIO COMMAND SYSTEM POWER MONITOR SELECT C e TALKBACK TO TO 2 TRACKS PHONES STUDIO STUDIO COMMAND SYSTEM Important Safety Instructions Read these instuctions Keep these instructions Heed all warnings Do not use this apparatus near water 1 2 3 4 Follow all instructions 5 6 Clean only with dry cloth 7 Do not block any ventilation openings Install in accordance with the manufacturer s instructions 8 Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat 9 Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong are provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet 10 Protect the power cord from being walked on or
4. m 1 o i y ge 5 90A ONOW 1 l 20A 24 6 e 707 Dane Ecc Y P gt q 9 m a 3nN VYOLINON Bi ONON s 0L i N _ ae m No r 039815 T Z ped wid 310A utr 71 T7440 i NO hr 0 1 _ _ E 2 l a 01 E p T gt 1 are b e E o ol o pg x 100A Da MH I mi or ge e e 1 1 vl 2 lt Jodn BIG KNOB Big Knob Limited Warranty Please keep your sales receipt in a safe place A LOUD Technologies Inc warrants all materials workmanship and proper operation of this product for a period of three years from the original date of purchase If any defects are found in the materials or workmanship or if the product fails to function properly during the applicable warranty period LOUD Technologies at its option will repair or replace the product This warranty applies only to equipment sold and delivered within the U S by LOUD Technologies Inc or its authorized dealers B Failure to register online or return the product registration card will not void the three year warranty C Service and repairs of Mackie products are to be performed only at the factory see D below OR at an Authorized Mackie Service Center see E below Unauthorized service repairs or modification will void this warranty D To obtain factory service 1 Call Mackie Service
5. correct INPUT SOURCE SELECT button selected Make sure the LED above the INPUT SOURCE SELECT button 1s lit e Is the signal source turned up Make sure the signal level from the selected input source is high enough to light up some of the INPUT meter LEDs on Big Knob s front panel e Make sure the trim control and level switch for the selected input are set correctly e fthere is no sound in the PHONES D or STUDIO outputs o Make sure the PHONES STUDIO OUTS SOURCE button on the front panel is up INPUT SOURCES selected Make sure the PHONES D STUDIO Level control is turned up o Make sure the STUDIO OUTS ON OFF button is ON e fthere is no sound in the MONITOR OUTPUTS DOO o Make sure the correct MONITOR SELECT button is pushed in and the trim control for the MONITOR OUTPUT is set correctly o Make sure the cable connecting the MONITOR OUTPUT to the active speaker or power ampli fier isn t defective and the amplifier speaker combination is working correctly Bad Sound 15 the input connector plugged completely into the jack e Is it loud and distorted Make sure the trim control and level switch for the selected input is set correctly Reduce the signal level on the input source if possible If possible listen to the signal with headphones plugged into the input source device If it sounds bad there it s not Big Knob causing the problem e Make sure the trim control for the MONITOR
6. 3 dB 5 Hz to 100 kHz RIAA Equalization Deviation Phono Input 0 5 dB from 20 Hz to 20 kHz Distortion THD amp IMD Line level Inputs to Line level Outputs unity gain gt 0 015 20 Hz to 20 kHz 4 dBu RIAA Input Nominal Gain gt 0 015 20 Hz to 20 kHz 4 dBu Noise Floor 20 kHz Bandwidth 4 dB level setting 150Q source Unity Gain with DAW 2 Track A and 2 Track B Assigned 86 dBu maximum all outputs Monitor A B and C Outputs Studio Output DAW 2 Track A and 2 Track B Outputs 90 dBu typical Phono Input nominal 41 8 dB gain 1 kHz inputs shorted 71 dBu maximum all outputs Equivalent Input Noise E I N 0 89 pV 119 dBu maximum Dynamic Range Line Inputs 112 dB minimum Phono Input 93 dB minimum Common Mode Rejection Ratio 20 Hz to 20 kHz 4 dB level setting 34 dB minimum 40 dB typical Crosstalk Adjacent Inputs 90 dB 1 kHz Left to Right Right to Left 70 dB 1 kHz Muted Level Off 90 dB Q 1 kHz Trim Control Range Input Trim Controls Center Detented 10 dB Output Trim Controls 14 dB to 0 dB Dim Switch 0 dB 20 dB BIG KNOB Rated Input Voltage Line Inputs 4 dB Level Setting 4 dBu 428 dBu nominal maximum Line Inputs 10 dB Level Setting 10 dBu 14 dBu nominal maximum RIAA Input 1 kHz nominal gain 5 mV 79 mV nominal maximum Rated Output Voltage All Line level Outputs 4dB Level Setting 4 dBu 22 dBu nomi
7. BIG KNOB INPUT POWER INPUT SOURCE SELECT MONITOR SELECT e 9 9 9 040 DAW 2 TRACK 2 TRACK PHONO O20 MIX A B A B C 0 4dBu PHONES 1 STUDIO OUTS TALKBACK PHONES y STUDIO OUTS SOURCE m Q 9 O x MONO DIM i D o co MAX TO TO I CT ET Maca E Amo im FONE e Operation Guide DIM Pressing this button turns down the signal going to the MONITOR A B and C outputs by 20 dB This lets you turn down the speakers to converse with out affecting the speaker level you have set Note Like the Big Knob VOLUME control the MONO MUTE and DIM buttons ONLY affect the MONITOR A B and C outputs These buttons have no effect on the currently selected source s as they are routed to the other various outputs POWER LED This cool blue LED lights when the POWER switch is turned on and Big Knob is receiving AC power It lets you know that Big Knob is turned on even if no other buttons are pressed that would light up their associated red LED MONITOR SELECT Press this button to route the currently selected input source s to the MONITOR A output jacks Press this button to route the currently selected input source s to the MONITOR B 1 output jacks Qc Press this button to route the currently selected input source s to the MONITOR C output jacks Application Note You can have one two or all three MO
8. Duration Per Day In Hours Typical Example Duo in small club 8 6 4 Subway Train 3 2 Very loud classical music 1 1 Tami screaming at Adrian about deadlines 0 5 0 25 or less Loudest parts at a rock concert WARNING To reduce the risk of fire or electric shock do not expose this apparatus fo rain or moisture Table of Contents ntro ucti on 99090909090900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 etti ng tarte 99090909090900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 the Controls VH EE 4 4 C i onnections 9909090090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 Set the Levels mO E H H ooku D 99090909090090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 6 Ig no eatures 99909090900909009000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 Front Panel 9990900909090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 Rear Alp 9 Appendix Service Information 13 e 090909009000000000000000000000000000000000000000000000
9. of sufficient magnitude to constitute a risk of electric shock to persons Le symbole clair avec point de fl che l int rieur d un triangle quilat ral est utilis pour alerter l utilisateur de la pr sence l int rieur du coffret de voltage dangereux non isol d ampleur suffisante pour constituer un risque d I ctrocution The exclamation point within an equilateral triangle is intended to alert the user of the presence of important operating and maintenance servicing instructions in the literature accompanying the appliance Le point d exclamation Pint rieur d un triangle quilat ral est employ pour alerter les utilisateurs de la pr sence d instructions importantes pour le fonctionnement et l entretien service dans le livret d instruction accompagnant l appareil BIG KNOB 13 Unplug this apparatus during lightning storms or when unused for long periods of time 14 Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped 15 This apparatus has been equipped with a rocker style AC mains power switch This switch is located on the rear panel and should remain readily accessible to the user 16 This apparatus does not exceed the Class A Class B whichever is appl
10. TRADEMARKS OF LOUD TECHNOLOGIES INC COPYRIGHT 2004 for professional equipment operating at the 4 dBu standard and use the 10 dB setting for consumer equipment operating at the 10 dBV standard 6 DAW MIX Trim Control This control adjusts the input sensitivity of the incoming DAW MIX signal by 10 dB unity at center detent This allows you to precisely fine tune the incoming level of the DAW MIX input so it matches the signal level of other incoming 2 track sources PHONO These stereo RCA unbalanced inputs are fed by the outputs of a turntable with a moving magnet cartridge MM These inputs have a built in precision RIAA preamplifier that provides the equalization and gain required for a phono level signal to return it to a proper line level signal This allows you to playback vinyl records and dub them to a 2 track recorder as well as send the phono signal to the input of the DAW for archiving restoration CD burning Note Two RCA shorting plugs are provided which should be plugged into the PHONO inputs when they are not being used This terminates the inputs and reduces the noise floor should you accidentally push in the PHONO INPUT SOURCE SELECT button PHONO Trim Control This trim control adjusts the input sensitivity of the incoming PHONO signal by 10 dB This allows you to precisely fine tune the incoming level of the PHONO input so it matches the signal level of other incoming 2 track sources
11. TRS Phone Plugs and Jacks 1 4 TS Phone Plugs and Jacks TRS stands for Tip Ring Sleeve the three connec TS stands for Tip Sleeve the two connection tion points available on a stereo 1 4 or balanced points available on a mono 1 4 phone jack or plug phone jack or plug TRS jacks and plugs are used They are used for unbalanced signals for balanced signals and stereo headphones SLEEVE SLEEVE TIP Balanced Mono as rco TIP 1 4 TS Unbalanced Wiring ilg Sleeve Shield SLEEVE Tip Hot 1 4 TRS Balanced Mono Wiring Sleeve Shield Tip Hot Ring Cold C RCA Plugs and Jacks RCA type plugs also known as phono plugs and Stereo Headphones jacks are often used in home stereo and video equipment and in many other applications They are unbalanced and electrically equivalent to a 1 4 TS phone plug E RCA Unbalanced Wiring 1 4 TRS Stereo Unbalanced Wiring Sleeve Shield Sleeve Shield Tip Hot Tip Left Ring Right Footswitch Plug and Jack The TALKBACK FOOTSWITCH jack accepts a 1 4 TS plug Shorting the tip and sleeve together activates the talkback circuit This is equivalent to pressing the TO 2 TRACKS and TO PHONES STU DIO buttons in the TALKBACK section SLEEVE SLEEVE TIP TI SLEEVE Handheld Switch Operation Guide E Appendix C Technical Info Big Knob Specifications Frequency Response Line level Inputs and Outputs 0 1 dB 10 Hz to 50 kHz 0
12. The PHONO input does not need a 4 10 level switch since a phonograph is always at a consumer signal level unlike tape decks and soundcards which could be 10 or 4 depending on the model PHONO Grounding Lug GND This small grounding lug allows you to connect the grounding wire from an attached turntable This prevents ground loops and hum from showing up in the phono source s audio signal DAW PHONES MIX INPUT These stereo 1 4 inch balanced unbalanced inputs allow connection of a second stereo mix from the DAW for a custom headphone mix DAW TALK BACK FOOT SWITCH 37 Oc 00 32 For example the DAW s 1 2 outputs can send the main mix to the DAW MIX inputs on Big Knob and the DAW s 3 4 outputs can send a custom head phone mix to the DAW PHONES MIX INPUT You can then use the PHONES STUDIO OUTS SOURCE button to select the mix for the PHONES D and STUDIO OUTS DAW PHONES MIX Level Switch This two position switch sets the input level of the DAW PHONES MIX inputs to either 4 dB bal anced input or 10 dB unbalanced input Use the 4 dB setting for professional equipment or sound cards operating at the 4 dBu standard and use the 10 dB setting for consumer equipment or sound cards operating at the 10 dBV standard 6 TALKBACK FOOTSWITCH This 1 4 inch TS connector accepts a standard momentary footswitch normally open or a mo mentary handheld switch such as
13. level switch above the PHONES AMP output jacks is in the 10 dB position pushed in If it is switch it to the 4 position and then turn up the headphone volume control on the headphone amplifier Now it should get louder faster You can connect a pair of headphones to one of the two PHONES jacks on the front panel of Big Knob Slowly turn up its associated LEVEL D control to a comfortable listening level If you want to record from the DAT or cassette player to your DAW start playback on the DAT or cassette connected to Big Knob CAUTION See A Cautionary Note on the next page to avoid creating a feedback loop through the 2 TRACK inputs and outputs Push in the 2 TRACK A O button in the INPUT SOURCE SELECT section on the front panel and turn off the DAW MIX button Slowly turn up the trim control 3 for the 2 TRACK A input until you see the meters on the front panel light Adjust the control until the meters are lighting the 0 LED regularly You want the 8 LED to light only occasionally and the OL LED to not light at all Make sure the inputs to the DAW are selected for recording Start recording and the playback from the 2 TRACK A input to Big Knob should be recording in the DAW application If it seems like you re not getting enough volume from the 2 TRACK playback check to see if the 4 10 level switch 7 above the DAW output jacks is in the 10 dB position pushed in If it is s
14. pinched particularly at plugs convenience receptacles and the point where they exit from the apparatus 11 Only use attachments accessories specified by the manufacturer 12 Use only with a cart stand tripod bracket or table specified by the manufacturer or sold with the apparatus When a cart is used use caution when moving the cart apparatus combination to avoid injury from tip over PORTABLE CART WARNING Carts and stands The Component should be used only with a cart or stand that is recommended by the manufacturer A Component and cart combination should be moved with care Quick Stops excessive force and uneven surfaces may cause the Component and cart combination to overturn CAUTION AVIS RISK OF ELECTRIC SHOCK DO NOT OPEN RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED PERSONNEL ATTENTION POUR EVITER LES RISQUES DE CHOC ELECTRIQUE NE PAS ENLEVER LE COUVERCLE AUCUN ENTRETIEN DE PIECES INTERIEURES PAR L USAGER CONFIER L ENTRETIEN AU PERSONNEL QUALIFIE AVIS POUR EVITER LES RISQUES D INCENDIE OU D ELECTROCUTION N EXPOSEZ PAS CET ARTICLE A LA PLUIE OU A L HUMIDITE The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be
15. the rear panel of Big Knob to a pair of active studio monitors or the inputs of an amplifier that is powering a pair of passive studio monitors These will be located at your mixing position If you know whether the inputs to the active studio monitors or amplifier accept a 10 dBV consumer or 4 dBu input level set the trim control 6 above the MONITOR A output jacks to the appropriate position Otherwise leave it at the 10 dBV position for now You can con nect additional speakers to the MONITOR B 4 and MONITOR C output jacks so you can hear your mix through different types of speakers If you have a separate studio for recording connect the STUDIO OUTS to a pair of active studio monitors or the inputs of an amplifier that is powering a pair of passive studio monitors These will be located in studio for the talent Set the trim control above the STUDIO OUTS output jacks to the appropriate position or leave it at the 10 dBV position if you re not sure If you have a headphone distribution amplifier for monitoring while recording connect the PHONES AMP 6 output jacks to the inputs of the headphone amp Set the 4 10 level switch above the PHONES AMP output jacks to the appropriate position or leave it at the 10 position pushed in if you re not sure For Recording Connect the 2 TRACK A T outputs to the line level inputs of any recording device like a DAT or cassette recorder This allows y
16. where you bought the product It is necessary to establish purchase date and thus determine whether or not your Mackie product is still under warranty If you can t find it the Authorized Service Center may charge you for repairs even if your Mackie product is still covered by the Three Year Limited Warranty 3 Make sure that the problem can be duplicated If you bring your Mackie product to an Authorized Service Center and they can t find anything wrong with it you may be charged a service fee 4 If the Authorized Mackie Service Center is located in another city pack the loudspeaker in its original shipping carton More information on packing can be found in the Service section of this manual 5 Contact the Authorized Mackie Service Center to arrange service or bring the Mackie product to them F LOUD Technologies and Authorized Mackie Service Centers reserve the right to inspect any products that may be the subject of any warranty claims before repair or replacement is carried out LOUD Technologies and Authorized Mackie Service Centers may at their option require proof of the original date of purchase in the form of a dated copy of the original dealer s invoice or sales receipt Final determination of warranty coverage lies solely with LOUD Technologies or its Authorized Service Centers G Mackie products returned to LOUD Technologies and deemed eligible for repair or replacement under the terms of this warranty will be re
17. your expensive DAW and your really expensive studio monitors with no reservations Big Knob will pass the test Big Knob is part of the growing family of Mackie computer recording products Visit our website www mackie com to learn more about these prod ucts and the solutions to your audio and recording needs that Mackie has to offer or pick up a catalog at your nearest Mackie dealer STUDIO COMMAND SYSTEM MONITOR SELECT 012 12 13 B C O TALKBACK LEVEL 2 TRACKS DIM VOLUME o 22 PHONES sTUDIO 9 Zero the Controls 1 Turn off the POWER switch on the rear panel 2 On the front panel turn the Big VOLUME Knob and all the LEVEL controls all the way down counterclockwise 3 Set all the switches to the up position front and rear panels 4 On the rear panel turn all the trim controls all the way down counterclockwise Connections 1 Connect the supplied detachable power cord to the AC socket on the rear panel of Big Knob Set the AC SELECT switch to the correct position that corresponds to the AC voltage you are using 100 120V or 220 240V For Monitoring 2 Connect the audio outputs stereo mix from your DAW s audio interface to the two DAW MIX input jacks on the rear panel of Big Knob 3 Connect the MONITOR A output jacks 6 on
18. 0000000000000000000000 Warranty ou NCS OM NEIL ARTUR i m LIMEN E UE 13 rou es ooting 9909000909090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 R i 1 990909009090900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 endix Connections 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000 XLR Connectors 9990000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 15 1 RS Phone Plugs and Jacks 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 15 l S Phone Plugs and Jacks 99900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 15 RCA Plugs and Jacks 999000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 15 ootswitc ug an Jac 9909090090900090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 Appendix C Technical Info l6 e 99090909090000000000000000000000000000000000000000000000000000000000000000000000000000 if Big Knob Speci cations ETOPCPRPRIRRN
19. CK FOOTSWITCH 6 jack on the rear panel is activated by an external footswitch it is the equivalent of pressing both talkback buttons at once Rear Panel SOURCES The following section describes the connectors that are used for various sources feeding into Big Knob 9 2 TRACK A Inputs These stereo 1 4 inch balanced unbalanced inputs are fed by the outputs of the first external 2 track recorder If a mono signal is plugged into the LEFT input only it is automatically routed to both LEFT and RIGHT inputs 4dB 10dB L MONO R ee UNBAL GROUND TALK BACK FOOT SWITCH T eo e 37 Operation Guide 9 POWER ON 2 TRACK A Level Switch This two position switch sets the input level of the 2 TRACK A inputs to either 4 dB balanced input 10 dB unbalanced input Use the 4 dB setting for professional equipment operating at the 4 dBu standard and use the 10 dB setting for consumer equipment operating at the 10 dBV standard 2 TRACK A Trim Control This control adjusts the input sensitivity of the incoming 2 TRACK A signal by 10 dB unity at center detent This allows for precise level matching between the various incoming 2 track sources which often do not have output level controls of their own 2 TRACK B Inputs These stereo 1 4 inch balanced unbalanced inputs are fed by the outputs of the second external 2 track recorder If a mono signal is plugged into the LEFT input only it is autom
20. ECHNOLOGIES INC AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS AND IMPLIED INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE THE WARRANTY GIVEN ON THIS PAGE SHALL BE STRICTLY LIMITED IN DURATION TO THREE YEARS FROM THE DATE OF ORIGINAL PURCHASE FROM AN AUTHORIZED MACKIE DEALER UPON EXPIRATION OF THE APPLICABLE WARRANTY PERIOD LOUD TECHNOLOGIES INC SHALL HAVE NO FURTHER WARRANTY OBLIGATION OF ANY KIND LOUD TECHNOLOGIES INC SHALL NOT BE LIABLE FOR ANY INCIDENTAL SPECIAL OR CONSEQUENTIAL DAMAGES THAT MAY RESULT FROM ANY DEFECT IN THE MACKIE PRODUCT OR ANY WARRANTY CLAIM Some states do not allow exclusion or limitation of incidental special or consequential damages or a limitation on how long warranties last so some of the above limitations and exclusions may not apply to you This warranty provides specific legal rights and you may have other rights which vary from state to state Operation Guide MACKE E e LOUD Technologies Inc 16220 Wood Red Road Woodinville WA 98072 USA US and Canada 800 258 6883 Europe Asia Central and South America 425 487 4333 Middle East and Africa 31 20 654 4000 Fax 425 487 4337 www mackie com E mail sales mackie com
21. ECT 100 120V 1 dm 220 240V e M e n BIG KNOB Appendix A Service Information Warranty Service Details concerning Warranty Service are spelled out in the Warranty section on page 19 If you think your Big Knob has a problem please do everything you can to confirm it before calling for service Doing so might save you from the depriva tion of your Big Knob and the associated suffering These may sound obvious to you but here are some things you can check Read on Troubleshooting No Power e Our favorite question Is it plugged in e Make sure the power cord is securely seated in the IEC socket and plugged all the way into the AC outlet e Make sure the AC outlet is live check with a tester or lamp 15 POWER switch on Make sure the POWER switch on the rear panel is in the ON position up 5 POWER LED on the front panel illumi nated If not make sure the AC outlet is live If so refer to No Sound below Are all the lights out in your building If so contact your local power company to get power restored e Ifthe POWER LED is not illuminated and you are certain that the AC outlet is live it will be necessary to have Big Knob serviced There are no user serviceable parts inside Refer to Repair at the end of this section to find out how to proceed No Sound 5 POWER LED Qon the front panel illumi nated If not refer to No Power above e 15
22. NITOR outputs turned on at the same time You could connect MONITOR B to a pair of full range speak ers and MONITOR C to a subwoofer Use the MONITOR C button as a subwoofer IN OUT switch to compare the sound with and without the subwoofer MACKIE INPUT INPUT SOURCE SELECT 040 DAW 2 TRACK 2 TRACK PHONO 240 MIX A B PHONES nm gt STUDIO OUTS PHONES STUDIO OUTS OFF SOURCI LEVEL INPUT SOURCE S PHONES MIX ON e MAX BIG KNOB D PHONES 1 and 2 These 1 4 inch TRS connectors output an ampli fied stereo signal of either the DAW PHONES MIX INPUT or the INPUT SOURCES 0 depending on the position of the PHONES STUDIO OUT SOURCE switch described below D PHONES 1 and 2 Level Control These rotary knobs control the volume of the stereo signal at the PHONES 1 and 2 headphone connec tors The same signal appears at both headphone outputs but the volumes are adjusted independently with these level controls Note Turn down the PHONES LEVEL controls before plugging in your headphones The PHONES outputs are designed to drive headphones to a very loud level so it is best to start with the LEVEL controls turned all the way down and then turn them up SLOWLY to a comfortable listening level In fact starting right now get in the habit of turning down the PHONES LEVEL control
23. OUTPUT is set correctly and not overdriving the input stage of the active speaker or amplifier to which it is connected Noise Hum e Ifaturntable is connected to the PHONO inputs on Big Knob make sure the ground wire from the turntable is connected to the GND terminal on Big Knob turntable is not connected to the PHONO inputs make sure the PHONO INPUT SOURCE SELECT button is not pushed in Also make sure the RCA shorting plugs are connected to the PHONO inputs when not being used e Check the signal cables between the input sources and Big Knob Disconnect them one by one When the noise goes away you ll know which input source is causing the problem e Sometimes it helps to plug all the audio equip ment into the same AC circuit so they share a common ground Operation Guide Repair Service for Mackie products is available at our factory located in sunny Woodinville Washington Service for Mackie products living outside the United States can be obtained through local dealers or distributors If your Big Knob needs service follow these instruc tions 1 Review the preceding troubleshooting sugges tions Please Call Tech Support at 1 800 898 3211 7 am to 5 pm PST to explain the problem and request an RA Return Authorization number Have your Big Knob s serial number ready You must have an RA number before you can obtain ser vice at the factory Keep this owner s manual and the
24. RACK B 5 9 in 15O mm PHONES _ STUDIO OUTS 4 PHONES V STUDIO OUTS ff INPUT SOURCE S PHONES MIX ON PHONO D OO MAX LEVEL POWER 100 240 VAC OUTPUTS SOD Ha 25W MONITOR A MONITOR B MONITOR STRACK A B DAW OUTPUT 13 5 in 343 mm d PHONES AMP EE 100 T pm 240V SETIO 3 2 in 81 mm Physical Dimensions Height 3 2 in 81 mm 3 5 in 89 mm with Knob Width 13 5 in 343 mm Depth 5 9 in 150 mm Net Weight 3 5 b 1 6 kg LOUD Technologies Inc is always striving to improve our prod ucts by incorporating new and improved materials components and manufacturing methods Therefore we reserve the right to change these specifications at any time without notice Mackie Big Knob and the Running Man are registered trademarks of LOUD Technologies Inc All other brand names mentioned are trademarks or registered trademarks of their respective holders and are hereby acknowledged 2004 LOUD Technologies Inc All Rights Reserved BIG KNOB STUDIO COMMAND SYSTEM MONITOR SELECT TALKBACK co MAX i ro LEVEL 2 TRACKS PHONES TUDIO WEIGHT 3 5 SOURCES 2 i uae STUDIO 2 TRACK MIX INPUT Eu RACK INBAL
25. Switchcraft ED900 This allows a producer standing at a remote location to activate the talkback circuit and commu nicate with recording talent When an external switch is connected and goes from its normally open position to its momentary closed position the front panel TALKBACK TO 2 TRACKS A and TO PHONES STUDIO buttons both activate their LEDs illuminate and the talkback circuit is activated just as if someone had physically pressed these two buttons See Appendix B Connections for a wiring diagram of the footswitch connection OUTPUTS The following outputs are fed by the control room bus This is the signal path fed from the inputs cur rently selected with the INPUT SOURCE SELECT buttons and routed through the Big VOLUME Knob 6 MONITOR A OUTPUTS These stereo 1 4 inch balanced unbalanced outputs connect to the first set of external speakers You can connect these outputs to self powered speakers or to a power amplifier driving passive speakers MONITOR A Trim Control This trim control adjusts the sensitivity of the MONITOR A output signal Use the 4 dB setting when connecting to balanced inputs on professional equipment operating at the 4 dBu standard and use the 10 dB setting when connecting to unbal anced inputs on consumer equipment operating at the 10 dBV standard The trim control can be adjusted to any setting between the 4 and 10 positions if necessary to precisely match the
26. TW XIN S3NOHd re ids S3NOHd 201d S3NOHd S3NOHd 1 T eal e JONY 21 lt A ONOW 4 SANOHd S3NOHd OBASDIOVSX TIVE FWNYALNI OIGNLS SANOHd OL yava vL _ NAIP H 0 v ne YAS nA B y v SINdINO m 1 b 7 ne Tae j 1 1 i yava YOVHL 2 O JLONJY yva TYL 901 ONOHd 19 91 _ 1 d 110 010115 p ot sinaino 5 j wid 019015 78 u na m 0 pe ANNI p gt SINdLNO E 1 440 01 35 S ONOHd J C H0 si E oi T Ld ae s j 90 90A wus e D nct 70 5 a 4 ME Y a Y 9 49 SIndifio ET M NO 0l AGP Ol INMI Do IL _ wots op Ec E ge TO CR OHOLINON am 5 4 E n pt a a 6 t a ONOW 1 1 o 6 Bh 8 T i 90A L d 4 e SIfdilO L 0 f T3 8HOLINOW T lt NO 01 a 2 0l i OF re APO 2 M p 40 T ie ee c T 330
27. at 800 898 3211 7 AM to 5 PM Monday through Friday Pacific Time to get a Return Authorization RA Products returned without an RA number will be refused 2 Pack the product in its original shipping carton If you do not have the carton just ask for one when you get your RA number and we ll send a shipping carton out promptly More information on packing can be found in the Service section of this manual Please seal the Mackie product in a plastic bag 3 Also include a note explaining exactly how to duplicate the problem a copy of the sales receipt with price and date showing and your return street address no P O boxes or route numbers please If we cannot duplicate the problem or establish the starting date of your Limited Warranty we may at our option charge for service time 4 Ship the product in its original shipping carton freight prepaid to MACKIE SERVICE DEPARTMENT 16220 Wood Red Road NE Woodinville WA 98072 USA IMPORTANT Make sure that the RA number is plainly written on the shipping carton E To obtain service from an Authorized Mackie Service Center 1 Call Mackie Service at 800 898 3211 7 AM to 5 PM Monday through Friday Pacific Time to get 1 The name and address of your nearest Authorized Mackie Service Center and 2 A return authorization RA You must have an RA number before taking your unit to a service center 2 Make sure that you have a copy of your sales receipt from the store
28. atically routed to both LEFT and RIGHT inputs 2 TRACK B Level Switch This two position switch sets the input level of the 2 TRACK B inputs to either 4 dB balanced input or 10 dB unbalanced input Use the 4 dB setting for professional equipment operating at the 4 dBu standard and use the 10 dB setting for consumer equipment operating at the 10 dBV standard 2 TRACK B Trim Control This control adjusts the input sensitivity of the incoming 2 TRACK B signal by 10 dB unity at center detent This allows for precise level matching between the various incoming 2 track sources which often do not have output level controls of their own DAW MIX These stereo 1 4 inch balanced unbalanced in puts are fed by the master mix output of the DAW usually the DAW outputs 1 2 If a mono signal is plugged into the LEFT input only it is automatically routed to both LEFT and RIGHT inputs 6 DAW MIX Level Switch This two position switch sets the input level of the DAW MIX inputs to either 4 dB balanced input or 10 dB unbalanced input Use the 4 dB setting UTPUTS 2 TRACK B 100 240 VAC 50 60 Hz 25W MONITOR A MONITOR B MONITOR C me 10dB 4dB 10dB 44 10dB 4dB DAW OUTPUT AC SELECT 100 120V 220 240V d 56 BAL UN NBAL MACKIE BIG KNOB gt DESIGNED BY MACKOIDS IN WOODINVILE WA USA BIG KNOB amp MACKIE ARE
29. detachable linecord We don t need them to repair Big Knob Pack Big Knob in its original package including endcaps and box This is very important When you call for the RA number please let Tech Sup port know if you need new packaging Mackie is not responsible for any damage that occurs due to non factory packaging Include a legible note stating your name ship ping address no P O boxes daytime phone number RA number and a detailed description of the problem including how we can duplicate it Write the RA number in BIG PRINT on top of the box Units sent to us without the RA num ber will be refused Ship the Big Knob to us We suggest insurance for all forms of cartage Ship to this address MACKIE SERVICE DEPARTMENT 16220 Wood Red Road NE Woodinville WA 98072 We ll try to fix the Big Knob within three to five business days Ask Tech Support for the lat est turn around times when you call for your RA number Big Knob must be packaged in its original packing box and must have the RA number on the box Once it s repaired we ll ship it back the same way in which it was received This paragraph does not necessarily apply to non warranty repair Need Help You can reach a technical support representative Monday through Friday from 7 am to 5 pm PST at 1 800 898 3211 After hours visit www mackie com and click Support or email us at techmail mackie com BIG KNOB Appendix B Connections 1 4
30. e D DAW Level Switch This two position switch sets the level of the DAW out puts to either 4 dB out or 10 dB pushed in Use the 4 dB setting when connecting to balanced inputs on professional equipment or soundcards operating at the 4 dBu standard and use the 10 dB setting when connecting to unbalanced inputs on consumer equip ment or soundcards operating at the 10 dBV standard By allowing balanced or unbalanced operation as well as 10 or 4 operation on an individual basis you can connect any combination of professional or consumer 2 track recorders and DAW soundcards that you have available in your arsenal of audio recording equipment Note All three of the above out puts 2 TRACK A 2 TRACK B and DAW produce the signal selected by the INPUT SOURCE SELECT buttons on the front panel These outputs require no variable level output controls aside from the 4 10 switches since the nected 2 track recorders and DAW inputs typically have their own variable input level controls 5 o E V Operation Guide EZ PHONES AMP and STUDIO OUT The PHONES AMP and STUDIO OUTS have the option of being fed signal by the currently selected INPUT SOURCE SELECT buttons thus mirroring the mix being heard by the engineer or the signal connected to the DAW PHONES MIX INPUT con nectors thus providing a separate unique monitor ing mix for the talent This allows the engineer to listen to his or her o
31. i toring with the DAW MIX INPUT SOURCE SELECT button The engineer can create a separate head phone mix for the talent in the DAW application by using a stereo aux send routed to another pair of outputs which is connected to the DAW PHONES MIX INPUT on Big Knob and routed to the STUDIO PHONES outputs with the PHONES STUDIO OUT SOURCE button STUDIO OUTS ON OFF This button turns the signal path on and off going to the STUDIO OUTS 6 jacks on the rear panel When the button is pushed in ON the red LED above the button lights and the signal appears at the STUDIO OUTS 9 STUDIO OUTS LEVEL Control This controls the level at the STUDIO OUTS on the rear panel TALKBACK LEVEL This knob controls the level of the preamp for the internal omni directional talkback mic as it is routed either to the DAW and 2 TRACK A T and B T outputs when the TO 2 TRACKS 61 button is pressed or to the PHONES STUDIO bus when the TO PHONES STUDIO 62 button is pressed The gain of the TALKBACK LEVEL control ranges from Off cc to 10 dB when turned all the way up Internal Talkback MIC This omni directional microphone is located right in Big Knob s front panel just to the left of the Big VOLUME Knob The microphone is activated when one of the two TALKBACK assign buttons is pressed TPUTS POWER 100 240 OU AN Mee MONITOR A MONITOR B MONITOR C RUE B DAW OUTPUT AC SELECT 100 120V
32. icable limits for radio noise emissions from digital apparatus as set out in the radio interference regulations of the Canadian Department of Communications ATTENTION Le pr sent appareil num rique n met pas de bruits radio lectriques d passant las limites applicables aux appareils num riques de class A de class selon le cas prescrites dans le r glement sur le brouillage radio lectrique dict par les ministere des communications du Canada 17 Exposure to extremely high noise levels may cause permanent hearing loss Individuals vary considerably in susceptibility to noise induced hearing loss but nearly everyone will lose some hearing if exposed to sufficiently intense noise for a period of time The U S Government s Occupational Safety and Health Administration OSHA has specified the permissible noise level exposures shown in the following chart According to OSHA any exposure in excess of these permissible limits could result in some hearing loss To ensure against potentially danger ous exposure to high sound pressure levels it is recommended that all persons exposed to equipment capable of producing high sound pres sure levels use hearing protectors while the equipment is in operation Ear plugs or protectors in the ear canals or over the ears must be worn when operating the equipment in order to prevent permanent hearing loss if exposure is in excess of the limits set forth here Sound Level dBA Slow Response
33. is allows the performers to hear playback without having to use headphones and allows the control room engineer to communicate to the performers through the talkback system The STUDIO OUTS level is controlled by the STUDIO OUTS LEVEL control on the front panel 6 STUDIO OUTS Trim Control This trim control adjusts the sensitivity of the STUDIO OUTS signal Use the 4 dB setting when connecting to balanced inputs on professional equip ment operating at the 4 dBu standard and use the 10 dB setting when connecting to unbalanced inputs on consumer equipment operating at the 10 dBV standard Although the trim control is typically set to one side or the other it can be adjusted to any setting between the 4 and 10 positions if necessary AC Socket Connect the included detachable power cord to this AC socket 2 prong IEC connector on the rear panel Make sure the AC SELECT switch is set to the correct AC voltage see amp AC SELECT Switch below POWER Switch This rocker style switch turns power on and off for Big Knob AC SELECT Switch set this switch to the 100 120V position for 100 VAC and 120 VAC power and to the 220 240V position for 220 VAC and 240 VAC power OUTPUTS POWER MONITOR A MONITOR MONTOR C zrzgack TRACK A B ON 50 60 Hz 25W 100 240 VAC DAW PHONES OUTPUT AMP iB 10dB 44 10dB 44 L L L 4dB GROUND E G2 sich eee aoe e AC SEL
34. ker outputs have a 2 track recording device MONITOR A B and C The VOLUME knob ONLY connected to both the inputs and affects the volume level of the monitor outputs A the outputs on Big Knob you run and C It does not affect the volume of the signal the risk of creating a feedback going to other outputs such as the headphone out loop If the recording device is in record record puts 2 TRACK outputs or DAW outputs pause or input monitor mode the signal can go from the 2 TRACK outputs through the recording The VOLUME knob ranges from OFF co to 10 dB device and back into the 2 TRACK inputs creating of gain MAX a circular loop that results in a terrible howl MONO You must remember to turn off the 2 TRACK INPUT SOURCE SELECT button when recording Pressing this button combines the stereo signal to your 2 track recorder into a monophonic signal at the MONITOR A B and C outputs The left and right input signals are DAW MIX summed and the mono signal is output at both the Turns on the signals connected to the DAW MIX left and right outputs This lets you check for phase stereo inputs problems in the stereo signal when played over a monophonic system 2 TRACK A MUTE Turns on the signals connected to the 2 TRACK A l stereo inputs Press this button to mute the signal going to the 2 TRACK B MONITOR A B and C outputs Turns on the signals connected to the 2 TRACK B stereo inputs MACKIE
35. level consumer or a 4 dBu level pro set the 4 10 level switch 6 for the DAW MIX inputs to the appropri ate position If you don t know leave it out in the 4 dBu position We can change it later if we need to Slowly turn up the trim control 6 for the DAW MIX input until you see the meters on the front panel lighting and dancing happily Adjust the control until the meters are lighting the 0 LED regularly You want the 8 LED to light only occasionally and the OL LED to not light at all If you can t adjust the trim control far enough to get the signal level up to the 0 and 5 LEDs on the meter turn the trim control all the way down push in the 4 10 level switch for the DAW MIX input and slowly turn up the trim control again Now the signal should be strong enough to get the 0 and 5 LEDs to light Slowly turn up the Big Knob VOLUME O control You should begin to hear playback from your DAW through your studio monitor speak ers Adjust the VOLUME control to a comfort able listening level If it seems like you have to turn up the VOLUME control all the way to hear the monitor speakers turn down the VOLUME control and check to see if the trim control amp TALK BACK FOOT SWITCH Operation Guide a 10 11 12 above the MONITOR output jacks is in the 10 dB position counterclockwise If it is turn the control up to the 4 dB position and then turn up the Big Knob VOLUME con
36. levels among the MONITOR A B and C outputs MONITOR B OUTPUTS Works as described above for the Monitor A path MONITOR B Trim Control Works as described above for the Monitor A path MONITOR OUTPUTS Works as described above for the Monitor A path 9 MONITOR C Trim Control Works as described above for the Monitor A path Note The overall level of the MONITOR A B and C OUTPUTS is controlled by the Big VOLUME Knob on the front panel 2 TRACK A OUTPUTS These stereo 1 4 inch balanced unbalanced outputs connect to the inputs of the first external 2 track recorder This could be a DAT deck cassette deck reel to reel recorder etc The signal at these out puts is whatever source is selected with the INPUT SOURCE SELECT buttons on the front panel 1 2 TRACK A Level Switch This two position switch sets the level of the 2 TRACK A outputs to either 4 dB out or 10 dB pushed in Use the 4 dB setting when connecting to balanced inputs on professional equipment operating at the 4 dBu standard and use 10 dB setting when connecting to unbalanced inputs on consumer equip ment operating at the 10 dBV standard 2 TRACK B OUTPUTS Works as described above for the 2 TRACK A OUTPUTS 1 2 TRACK B Level Switch Works as described above for the 2 TRACK A level switch fj DAW OUTPUTS These stereo 1 4 inch balanced unbalanced outputs connect to a pair of inputs on the DAW audio interfac
37. nal maximum All Line level Outputs 10 dB Level Setting 10 dBu 8 dBu nominal maximum Maximum Voltage Gain DAW 2 Track A and 2 Track B Input to Monitor A B and C Outputs 34 dB DAW 2 Track A 2 Track B and Phones Amp Outputs 24 dB Studio Output 34 dB Phones 1 and 2 Outputs 34 dB output loaded 100 kQ DAW Phone Mix Input to Phones Amp Outputs 14 dB Studio Output 24 dB Phones 1 and 2 Outputs 24 dB output loaded 100 Phono Input 1 kHz to Monitor A B and C Outputs 67 8 dB DAW 2 Track A 2 Track B and Phones Amp Outputs 57 8 dB Studio Output 67 8 dB Phones 1 and 2 Outputs 67 8 dB output loaded 100 kQ Input Impedance Line Input 24 kQ balanced 12 kQ unbalanced Phono Input 47 11220 pF Output Impedance Line Output 300 Q balanced 150 Q unbalanced Headphone Output 150 Q Input VU Meters 6 Segment OL 8 dB 0 dB 4 dB 8 dB 24 dB Talkback Section Automatic Gain Control AGC Range 15 dB Nominal Output Level 4 dBu 4 dB output level setting Output Level Range Off to 10 dB Nominal Microphone Input Sensitivity 80 dB SPL AC Power Requirement U S 120 VAC 60 Hz Europe 240 VAC 50 Hz Japan 100 VAC 50 60 Hz Korea 220 VAC 60 Hz Power Consumption 25 watts MACKIE INPUT O80 O O INPUT SOURCE SELECT MIC O00 oso CJ LJ L4 O80 020 0 4 DAW MIX 2 TRACK A 2 T
38. ou to record from your DAW to the recorder Set the 4 10 level switch above the 2 TRACK A output jacks to the appropriate position or leave it at the 10 position pushed in if you re not sure Connect the line level outputs from the DAT or cassette recorder to the 2 TRACK A inputs Connect the DAW f output jacks on the rear panel of Big Knob to the stereo inputs of your DAW s audio interface This allows you to record from the 2 TRACK recorder back to your DAW Set the 4 10 level switch above the DAW output jacks to the appropriate position or leave it at the 10 position pushed in if you re not sure ONE MONITOR A MONITOR B MONITOR 2 OUT E ERU OUTPUT AC SELECT 100 120V 220 240V o im 56 Set the Levels 1 With everything off turn on Big Knob s POWER switch first Turn on all other external power amplifiers active speakers and headphone amplifiers Start playback on your DAW and play some thing you ve already recorded or a demo track You want to be able to listen to it over the moni tor speakers connected to Big Knob Press the DAW MIX button in the INPUT SOURCE SELECT section on the front panel The LED above the DAW MIX button should light Press the MONITOR A button in the MONITOR SELECT section on the front panel The LED above the MONITOR A button should light If you know whether your DAW s audio inter face output is at a 10 dBV
39. p T 220 240V e LIN 56 BAL UNBAL BAL U MACKIE B G KN DESIGNED BY MACKOIDS IN WOODINVILE WA USA BIG KNOB amp MACKIE ARE TRADEMARKS OF LOUD TECHNOLOGIES INC COPYRIGHT 2004 TO 2 TRACKS Pressing this momentary button illuminates the red LED above it activates the internal talkback MIC and sends its signal to the 2 TRACK D output connectors 2 TRACK B 0 output connectors DAWG output connectors TO PHONES STUDIO Pressing this momentary button illuminates the red LED above the button activates the internal talk back MIC and sends its signal to the PHONES 1 and 2 D headphone outputs on the front panel PHONES AMP outputs on the rear panel e STUDIO OUTS on the rear panel The TALKBACK TO PHONES STUDIO button routes the talkback signal to all of these outputs no matter how the PHONES STUDIO OUTS SOURCE selec tor button is set This means that all the headphones and studio outputs will hear the talkback signal whether they are getting program material from the INPUT SOURCE S or the PHONES MIX INPUT Unlike all of the other buttons the TALKBACK TO PHONES STUDIO and TALKBACK TO 2 TRACKS buttons are momentary and only activate the talk back mic as long as they are physically pressed Note Both talkback buttons can be pressed at the same time to route the talkback mic to the 2 TRACK outputs and the PHONES STUDIO outputs If the TALKBA
40. paired or replaced within thirty days of receipt by LOUD Technologies LOUD Technologies may use refurbished parts for repair or replacement of any product Products returned to LOUD Technologies that do not meet the terms of this Warranty will not be repaired and returned until payment is received for labor materials return freight and insurance Products repaired under warranty at the factory will be returned freight prepaid by LOUD Technologies to any location within the boundaries of the USA H LOUD Technologies warrants all repairs performed for 90 days or for the remainder of the warranty period This warranty does not extend to damage resulting from improper installation misuse neglect or abuse or to exterior appearance This warranty is recognized only if the inspection seals and serial number on the unit have not been defaced or removed I LOUD Technologies assumes no responsibility for the quality or timeliness of repairs performed by Authorized Mackie Service Centers J This warranty is extended to the original purchaser and to anyone who may subsequently purchase this product within the applicable warranty period K This is your sole warranty LOUD Technologies does not authorize any third party including any dealer or sales representative to assume any liability on behalf of LOUD Technologies or to make any warranty for LOUD Technologies Inc L THE WARRANTY GIVEN ON THIS PAGE IS THE SOLE WARRANTY GIVEN BY LOUD T
41. s when you are done using your headphones so you don t plug them in later and ac cidentally blow out your ears O PHONES STUDIO OUT SOURCE Button This button affects the stereo signal going to Both headphone outputs PHONES 1 and 2 on the front panel e The PHONES AMP amp output on the rear panel e The STUDIO OUTS on the rear panel When INPUT SOURCE S is selected up the above outputs are fed the signal from the INPUT SOURCE SELECT buttons This is the same signal that goes to the MONITOR A B and C outputs In this position the recording engineer and the talent can listen to the same mix the MONITOR outs and STUDIO PHONES outs have the same signal BIG KNOB STUDIO COMMAND SYSTEM POWER MONITOR SELECT O B TALKBACK VOLUME co MAX LEVEL e T T 2 TRACKS STUDIO When the button is down PHONES MIX INPUT the STUDIO PHONES outputs are fed the signal from the DAW PHONES MIX INPUT jacks on the rear panel In this position the recording engineer listens to the real mix coming from the DAW DAW MIX INPUT but the talent can listen to an alternate and specialized mix coming from the DAW DAW PHONES MIX INPUT Many DAW applications provide at least four outputs through their as sociated I O hardware Two outputs can provide the main mix which is connected to the DAW MIX INPUTs on Big Knob and selected for mon
42. ted 16 PHONES MENU The following steps will help you set up your Big Knob and get the levels adjusted correctly Once you have made the connections and adjustments refer to the Features section for more in depth information about each input output switch and control knob e MONO 4dBu 1 2 N Most of the inputs and outputs on Big Knob have either a trim control or a level switch labeled 10 dB and 4 dB This actually comes from two standard operating levels that have evolved in the audio industry 10 dBV consumer level and 4 dBu pro fessional level Most consumer equipment with RCA connectors operate at the 10 dBV level while most professional equipment with 1 4 inch phone jacks or XLR connectors operate at the 4 dBu level As you might expect the 4 dBu level is higher louder than the 10 dBV level so it is important to match the input and output levels of Big Knob to the equipment you have connected to it For a Big Knob input the 10 dB setting accepts a smaller signal and provides more gain than the 4 dB setting For a Big Knob output the 10 dB setting produces a smaller signal than the 4 dB setting BIG KNOB Another important feature you ve come to expect from Mackie is pristine sound quality and Big Knob is no exception This is studio quality gear and we made sure the audio signal suffers no degradation by passing through Big Knob You can connect this baby between
43. trol Now it should get louder faster If you have monitors connected to the STUDIO OUTS 6 make sure the PHONES STUDIO OUTS SOURCE D button on the front panel is out and the STUDIO OUTS ON OFF button is ON LED above the button is lit Slowly turn up the STUDIO OUTS LEVEL 9 control on the front panel You should begin to hear playback from your DAW through your studio monitor speakers Adjust the STUDIO OUTS LEVEL control to a comfortable listening level If it seems like you have to turn up the LEVEL control all the way to hear the studio monitor speakers turn down the LEVEL control and check to see if the trim control above the STUDIO OUTS 6 jacks is in the 10 dB position counterclockwise If it 1s turn the control up to the 4 dB position and then turn up the LEVEL control Now it should get louder faster If you have a headphone distribution amplifier connected to the PHONES AMP outputs you should be able to turn up the volume for each headphone connected to the headphone amplifi er and hear playback from the DAW If it seems like you re not getting enough volume from the headphone amplifier turn down all the head phone volume controls on the headphone ampli Hookup MONITOR A Passive Studio Monitors MONITOR B Mackie HR824 or other MONITOR C Active Studio Monitors Powered Subwoofer 13 14 15 16 Headphone Distribution Amp fier and check to see if the 4 10
44. witch it to the 4 position This will provide a stronger signal to send to your DAW Headphones STUDIO MONITORS Mackie HR824 or other Active Studio Monitors MONTOR p MONTOR C Foro SUIS 4 S OIC f SS DAT comm BIG KNOB OURCES ZIRAK A pm 1 L EJ R An amp OO OND PHONO R 10dB 1048 f Sound Card Footswitch Big Knob Features Front Panel INPUT SOURCE SELECT Section PHONO These buttons turn on or off the four input signals Turns on the signals connected to the PHONO ste connected to Big Knob Any combination of the four reo inputs inputs can be turned on at the same time as indi INPUT METERS cated by the red LEDs above the buttons When selected these input sources are routed to the These six segment meters show the signal level of MONITOR A B and C stereo outputs the 2 TRACK A the currently selected stereo source es The scale and 2 TRACK B stereo outputs the DAW stereo E Wei M c ia un outputs and when the PHONES STUDIO OUTS KL a Overload where 0 is SOURCE button is out INPUT SOURCES to the PHONES AMP and STUDIO OUTS stereo outputs and VOLUME to the PHONES 1 and 2 outputs on the front panel This Big Knob adjusts the volume of the selected A Cautionary Note When you input source going to the selected spea
45. wn master mix in the control room while allowing the talent to listen to a customized headphone mix at the same time through the PHONES 1 or 2 outputs on the front panel or through an external headphone amp connected to the PHONES AMP OUTPUT on the rear panel as well as the studio monitor outs STUDIO OUTS The choice of which stereo signal current source or headphone mix input is heard is determined by the PHONES STUDIO OUTS SOURCE 5 select button on the front panel PHONES AMP OUTPUTS Connect these stereo 1 4 inch balanced unbalanced connectors to an external multi headphone amplifi er This allows you to connect multiple sets of head phones for the talent The PHONES AMP OUTPUT level is not affected by the Big VOLUME Knob or the headphone level controls on the front panel The headphone amplifier should have its own individual volume controls for the headphones PHONES AMP Level Switch This two position switch sets the level of the PHONES AMP outputs to either 4 dB out or 10 dB pushed in Use the 4 dB setting when connecting to balanced inputs on professional equipment operating at the 4 dBu standard and use the 10 dB setting when connecting to unbalanced inputs on consumer equip ment operating at the 10 dBV standard STUDIO OUTS Connect these stereo 1 4 inch balanced unbalanced connectors to a pair of active monitors or to an amplifier and passive monitors in the studio per formance space Th
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